CN209748725U - Test fixture for focusing lens of mobile terminal - Google Patents

Abstract

The application provides a test fixture for focusing a lens of a mobile terminal, which comprises a supporting plate, a test plate and a focusing plate, wherein the test plate is used for placing the mobile terminal to be subjected to focusing test, and one surface of the focusing plate, which faces the test plate, is provided with a focusing test mark; the test board and the focusing plate are arranged on the same side surface of the supporting plate at intervals, and the test board is parallel to the focusing plate. The testing jig for focusing the lens of the mobile terminal effectively overcomes the defect that the focusing distance cannot be effectively controlled when an original method worker carries out a focusing test, and meanwhile can improve the reliability and stability of the focusing test.

Description

test fixture for focusing lens of mobile terminal

Technical Field

the utility model relates to a test technical field of focusing specifically relates to a test fixture that is used for mobile terminal camera lens to focus.

Background

Focusing tests can be carried out on mobile terminal equipment with a lens, such as a mobile phone and a tablet personal computer, when the equipment leaves a factory, and when manual focusing tests are carried out, a lot of error influences can exist due to the artificial stability problem.

For example, when the focusing operation is manually detected, the focusing test is performed on the photographing AF card suspended in front of the workstation, and the photographing test needs to be performed manually and automatically during the test, so as to confirm whether the focusing operation is abnormal. However, in the existing process, the distance of the focusing test cannot be effectively controlled by staff in the operation process, so that errors exist in the focusing test, and the requirement for the optimal focusing test distance cannot be met.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a test fixture for mobile terminal camera lens is focused, effective control people exist the drawback of focusing distance error for the test, can also improve the reliability and the stability of the test of focusing simultaneously.

The embodiment of the application provides a test fixture for focusing a lens of a mobile terminal, which comprises a supporting plate, a test plate and a focusing plate, wherein the test plate is used for placing the mobile terminal to be subjected to focusing test, and one surface of the focusing plate, which faces the test plate, is provided with a focusing test mark;

the test board and the focusing plate are arranged on the same side surface of the supporting plate at intervals, and the test board is parallel to the focusing plate.

The testing jig for focusing the lens of the mobile terminal effectively overcomes the defect that the focusing distance cannot be effectively controlled when an employee performs a focusing test in an original method, and when the employee performs the focusing test operation, the mobile terminal is placed in the testing jig with the fixed focusing test distance, so that the optimal distance required by the test can be achieved, and meanwhile, the reliability and the stability of the focusing test can be improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a test board according to an embodiment of the present invention;

FIG. 3 is a schematic sectional view taken along a-a of the area A in FIG. 2;

Fig. 4 is a schematic structural diagram of another embodiment of the present invention;

Fig. 5 is a schematic structural diagram of another embodiment of the present invention;

FIG. 6 is a schematic cross-sectional view of region B of FIG. 5;

Fig. 7 is a schematic structural diagram of another embodiment of the present invention;

Fig. 8 is a schematic structural view of another embodiment of the present invention;

FIG. 9 is a top view of the schematic of FIG. 8;

Fig. 10 is a schematic structural diagram of another embodiment of the present invention.

Detailed Description

the present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be noted that the following examples are only for illustrating the present invention, but do not limit the scope of the present invention. Similarly, the following embodiments are only some but not all embodiments of the present invention, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

referring to fig. 1, fig. 1 is a schematic structural diagram of an embodiment of a testing fixture for focusing a lens of a mobile terminal according to the present application; it should be noted that, the mobile terminal in the present application may include a device with a lens, such as a mobile phone and a tablet computer. The test fixture 100 for focusing the lens of the mobile terminal comprises a support plate 10, a test plate 20 and a focusing plate 30, wherein the test plate 20 and the focusing plate 30 are arranged on the same side surface of the support plate 10 at intervals, and the test plate 20 and the focusing plate 30 are parallel.

Specifically, the test board 20 is used for placing a mobile terminal to be subjected to a focus test; the focusing board 30 is provided with a focusing test mark on a surface facing the test board, the focusing test mark may be an AF card for bonding test on the focusing board 30, or may be an AF card printed on the focusing board 30, or may be a focusing test mark printed on the focusing board 30, it is understood that the listed focusing test marks are not intended to limit the scope of the present application, and other non-listed focusing test marks are also within the scope of the present application.

Further, the angle between the test board 20 and the supporting plate 10 can be determined according to the testing habit of the tester, generally, the angle between the test board 20 and the supporting plate 10 is in the range of 45 ° to 90 ° to substantially satisfy the testing requirement, in this embodiment, the angle between the test board 20 and the supporting plate 10 is 70 °.

Referring to fig. 2, a schematic structural diagram of the test board of this embodiment is provided, where the test board 20 includes a bottom board 201 and two side boards 202 integrally extending along opposite sides of the bottom board 201, and the side boards 202 extend toward a side away from the focusing board and form a slot 21 for accommodating the mobile terminal together with the bottom board 201, so as to limit a lateral movement range of the mobile terminal and prevent the mobile terminal from sliding out of the test board 20. Further, in order to fix the mobile terminal, a fastener 203 is disposed on the side plate 202, the fastener 203 is used to fasten the mobile terminal disposed in the card slot 21, and prevent the mobile terminal from sliding off, please refer to fig. 3, fig. 3 is a schematic cross-sectional view of an area a in fig. 2 along a-a direction, the fastener 203 includes a straight portion 2031 and a hook portion 2032, the straight portion 2031 is connected to the side plate 202, and the hook portion 2032 fastens the mobile terminal when the mobile terminal is disposed in the card slot 21, so that the mobile terminal does not slide when a focusing test is performed, resulting in occurrence of the focusing test.

Referring to fig. 4, fig. 4 is a schematic structural diagram of another embodiment of the test fixture of the present application; in the above embodiment, the side plate 202 is provided with the fastener 203 to fix the mobile terminal in a blocking manner, so as to prevent the mobile terminal from sliding off. In this embodiment, the test fixture 200 for focusing a lens of a mobile terminal adopts a manner of forming an accommodating groove to prevent the mobile terminal from sliding down.

Particularly, holding tank 23 has been seted up on the backup pad 10, holding tank 23 is close to survey test panel 20 with the backup pad 10 junction sets up for place at mobile terminal in the draw-in groove 21, spacing from mobile terminal's bottom, avoid mobile terminal to produce test error in the landing when focusing the test.

Referring to fig. 5, fig. 5 is a schematic structural diagram of another embodiment of the test fixture of the present application; the test fixture 300 for focusing the lens of the mobile terminal according to the embodiment can adjust the transverse position of the test board 20, and transversely move the distance of the test board 20 under the condition of ensuring the stable test distance between the test fixture and the focusing plate 30, thereby meeting the test requirements of different scenes and expanding the application test range of the test fixture.

specifically, the supporting plate 10 is provided with a sliding slot 24, the testing plate 20 is slidably connected to the supporting plate 10 through the sliding slot 24, please refer to fig. 6, fig. 6 is a schematic cross-sectional view of a region B in fig. 5, the sliding slot 24 includes a supporting surface 241 and an inclined surface 242, the supporting surface 241 and the inclined surface 242 are in an inclined "V" shape, and the side plate 202 of the testing plate 20 is disposed in the inclined "V" shaped sliding slot 24 and can slide along the sliding slot 24. In the process of sliding the test board 20, the test board 20 is prevented from sliding out of the range of the support plate 10, and the two ends of the sliding groove are provided with the limiting baffles 25, so that the sliding range of the test board 20 cannot exceed the range of the support plate 10.

Referring to fig. 7, fig. 7 is a schematic structural diagram of another embodiment of the test fixture of the present application; the test fixture 400 of this embodiment can satisfy the focusing test requirements of different focal lengths without increasing the number of focusing plates 30.

Specifically, in the test fixture 400 of this embodiment, a plurality of locking grooves 26 are disposed on the supporting plate 10, and the focusing plate 30 can be respectively matched with the locking grooves 26, so as to achieve the purpose of changing the distance between the testing board 20 and the focusing plate 30. Referring to the focusing test requirements, each of the detent grooves 26 corresponds to the focusing test of different focal lengths, such as the focusing test of focal lengths of 10cm, 28cm, 100cm, and the like. During specific operation, the mobile terminal to be subjected to focusing test is placed on the test board 20, the focusing test is preferentially carried out on a focal length of 10cm, and at the moment, the focusing board 30 is placed in the corresponding focusing test clamping groove of 10 cm; after the focusing test of 10cm is finished, moving the focusing plate 30 to the corresponding clamping groove for the focusing test of 28cm, and then carrying out the focusing test of 28cm focal length; by doing so, the focus test of a plurality of focal lengths can be performed in sequence on the premise that only one focusing plate is used.

this application test fixture deposits or carries the transportation after the test, because survey test panel and be the contained angle setting in the backup pad to the focusing plate, it occupies great deposit and transportation space, causes the waste of parking space and transportation resources, on this basis, this application test fixture has carried out further improvement. Referring to fig. 8, fig. 8 is a schematic structural diagram of another embodiment of a test fixture 500 of the present application; the test panel is surveyed with the focusing plate to this embodiment and is adopted mode of rotating the connection to be connected with the backup pad respectively, when unpractical test fixture like this, can fold test fixture and deposit or carry the transportation, sparingly deposits and transport space.

The terms "first", "second", "third" in this and subsequent embodiments are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first," "second," or "third" may explicitly or implicitly include at least one of the feature.

Specifically, a first rotating shaft 11 and a second rotating shaft 12 are arranged on the same side surface of the supporting plate 10 in parallel and at intervals, the first rotating shaft 11 is connected with the testing plate 20 so that the testing plate 20 is rotatably connected with the supporting plate 10, and the second rotating shaft 12 is connected with the focusing plate 30 so that the focusing plate 30 is rotatably connected with the supporting plate 10. When the test fixture is not needed for focusing test, the test board 20 rotates along the first rotating shaft 11 to be attached to the support plate 10, and the focusing board 30 rotates along the second rotating shaft 12 to be attached to the support plate 10, so that the space can be saved during storage and transportation.

Further, in order to further stabilize the test board 20 and the focusing board 30 during the focusing test, the first support rod 13 is connected to the test board 20, and the second support rod 14 is connected to the focusing board 30. One end of the first supporting rod 13 is movably connected to the testing board 20, and the other end is used for supporting the testing board 10, and one end of the second supporting rod 14 is movably connected to the focusing board 30, and the other end is used for supporting the focusing board 10. When the test board 20 is attached to the support plate 10, the first support rods 13 are received in receiving grooves formed in a surface of the test board 20 facing the first support rods; when the focusing plate 30 is attached to the support plate 10, the second rod 14 is accommodated in an accommodating groove formed in a surface of the focusing plate 30 facing the second rod.

The supporting plate 10 is provided with a plurality of limiting grooves, so that the angles among the testing plate 20, the focusing plate 30 and the supporting plate 10 can be changed, and multi-angle focusing testing can be realized. Referring to fig. 9, the limiting grooves include a first supporting rod limiting groove 101 and a second supporting rod limiting groove 102, the first supporting rod 13 is matched with the first supporting rod limiting groove 101 to change the angle between the testing board 20 and the supporting plate 10, and the second supporting rod 14 is matched with the second supporting rod limiting groove 102 to change the angle between the focusing plate 30 and the supporting plate 10.

The embodiment corresponding to fig. 1 to 9 describes that a test fixture of a focusing plate is used for focus test, although it can also be used for focus test of multiple focal lengths, there are inconveniences in some application occasions, so the present application provides a structural schematic diagram of another embodiment, please refer to fig. 10, the test fixture 600 of this embodiment is provided with a plurality of focusing plates, the focusing plates are arranged in parallel at intervals, and the plurality of focusing plates are arranged in a staggered manner in the length direction of the junction of the test plate and the support plate.

in the description of this embodiment, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

Specifically, the focusing plates include a first focusing plate 31 and a second focusing plate 32, and the first focusing plate 31 and the second focusing plate 32 are spaced apart and arranged in parallel, and are parallel to the test board 20. In this embodiment, the test board 20 is slidably connected to the supporting plate 10, the first focusing plate 31 and the second focusing plate 32 are disposed in a staggered manner, and the staggered direction is the sliding direction of the test board, and in a scene where the test board cannot slide, the first focusing plate 31 and the second focusing plate 32 are disposed in a staggered manner in the length extending direction of the boundary between the test board and the supporting plate.

Further, in the embodiment, when the focusing test is performed, the mobile terminal is placed on the test board, the focusing test is preferentially performed on the near focus, and after the focusing test is completed, the test board is slid to the other side for the focusing test. In the scene that the test board can not slide, the parallel test boards can be arranged for focusing test, and in the state, after the near-focus test is finished, the mobile terminal is placed on the other parallel test board to finish the focusing test of other focal lengths.

The utility model provides an auxiliary fixture has effectively solved original method staff and can't the drawback of effective control focusing distance when focusing the test, and the staff is when focusing test operation, places mobile terminal in the test fixture of fixed focusing test distance, can reach the optimum distance of test demand, can also improve the reliability and the stability of focusing the test simultaneously.

The above only is the partial embodiment of the utility model discloses a not therefore restriction the utility model discloses a protection scope, all utilize the utility model discloses equivalent device or equivalent flow transform that the content of description and drawing was done, or direct or indirect application in other relevant technical field, all the same reason is included in the patent protection scope of the utility model.

Claims (12)

1. The utility model provides a test fixture for mobile terminal camera lens is focused which characterized in that includes:

A support plate;

The test board is used for placing a mobile terminal to be subjected to focusing test;

The focusing plate is provided with a focusing test mark on one surface facing the test plate;

The test board and the focusing plate are arranged on the same side surface of the supporting plate at intervals, and the test board is parallel to the focusing plate.

2. The test fixture of claim 1, wherein the test board is disposed at an angle of 45-90 ° with respect to the supporting board.

3. the testing fixture of claim 2, wherein the testing board comprises a bottom board and two side boards integrally extending along opposite sides of the bottom board, the side boards extend towards a side away from the focusing board and form a slot for accommodating the mobile terminal together with the bottom board.

4. The test fixture of claim 3, wherein a fastener is disposed on the side plate, and the fastener is used for fastening and fixing the mobile terminal disposed in the slot.

5. the testing fixture of claim 3, wherein the supporting plate has a receiving groove formed thereon, the receiving groove being disposed adjacent to a connection portion of the testing board and the supporting plate, and configured to be positioned at a location from a bottom of the mobile terminal when the mobile terminal is placed in the slot.

6. the testing fixture of claim 3, wherein the supporting plate is provided with a sliding slot, and the testing plate is connected to the supporting plate through the sliding slot.

7. The test fixture of claim 6, wherein two ends of the sliding groove are provided with a limit baffle.

8. The testing fixture of claim 3, wherein the supporting plate has a plurality of locking grooves, and the focusing plate can be engaged with the locking grooves respectively to change the distance between the testing plate and the focusing plate.

9. the testing fixture of claim 3, wherein the testing board and the focusing plate are rotatably connected to the supporting board through a rotating shaft, respectively, the testing board is connected to a first supporting rod, and the focusing plate is connected to a second supporting rod; one end of the first supporting rod is movably connected with the test board, the other end of the first supporting rod is used for supporting the test board, one end of the second supporting rod is movably connected with the focusing plate, and the other end of the second supporting rod is used for supporting the focusing plate.

10. The testing fixture of claim 9, wherein the supporting plate has a plurality of limiting grooves, and the first supporting rod and the second supporting rod can cooperate with different limiting grooves to change the angles between the testing plate and the focusing plate and the supporting plate.

11. The testing fixture of any one of claims 2-10, wherein the plurality of focusing plates are spaced apart from each other and arranged in parallel, and the plurality of focusing plates are staggered along a longitudinal direction of a boundary between the testing board and the supporting board.

12. The test fixture of any one of claims 2-10, wherein the focus test indication comprises a test jam and/or a printed indication.